forensic

But a forensic investigation found “not a shred of proof” that corpses were burned at the site, Gertz told reporters, dismissing the notion that the ranch had been a cartel extermination center.

Officers attended and the device was taken away for further forensic examinations.

The court heard it was the unanimous view of three very experienced consultant forensic psychiatrists that she was suffering a psychotic episode of paranoid schizophrenia at the time.

She uncovered several issues, including forensic failings, which resulted in an "inadequate" investigation.

Prof Tim Thompson, the forensic expert who led the study, said this was the first "physical evidence" of gladiators fighting big cats.